释义 |
wavelength shifter
wavelength shifter[′wāv‚leŋkth ‚shif·tər] (electronics) A photofluorescent compound used with a scintillator material to increase the wavelengths of the optical photons emitted by the scintillator, thereby permitting more efficient use of the photons by the phototube or photocell. See WLS See WLS |